ICD-10-CM Book 2025 Edition

Chapters ICD-10-CM Book Table of Content /
chapter 21 Z00-Z99 Factors influencing health status and contact with health services /
Z20-Z29 Persons with potential health hazards related to communicable diseases /
Z22 Carrier of infectious disease

  Billable ICD-10-CM Code Z22.7
Z22.7
Latent tuberculosis
Latent tuberculosis infection (LTBI)
excludes1
nonspecific reaction to cell mediated immunity measurement of gamma interferon antigen response without active tuberculosis (R76.12)
nonspecific reaction to tuberculin skin test without active tuberculosis (R76.11)